NEW YORK — Geraldo Rivera dates the low point in modern New York City history to Aug. 9, 1977. That was the day before police arrested David Berkowitz, the serial killer who called himself “Son of Sam.” He terrorized the city for a year with late-night shootings, killing six and wounding seven, and primarily targeted young women sitting in cars. The time is vividly brought to life in the Smithsonian Channel documentary, “The Lost Tapes: Son of Sam,” premiering Sunday at 9 p.m. The Investigation Discovery network is airing its own retrospective on the crime spree that airs next Saturday, Aug. 5.

A 163-carat D flawless diamond, described as the largest ever put up for auction, will be unveiled in Hong Kong on Thursday. “D” graded diamonds are colorless. The diamond, which will be unveiled by jewelry specialist de Grisogono, is cut from a 404-carat stone named the “4 de Fevereiro” that was discovered in Angola in...

New York’s most exclusive invite is so hush-hush attendees didn’t find out where to go until Monday morning. That’s when mining powerhouse Rio Tinto disclosed the Midtown hotel location of its 2017 Argyle Pink Diamonds Tender — a collection of 58 diamonds weighing 49.39 carats — for viewing later the same day. The Post is...

NEW YORK (AP) — The writer and producer of Rihanna's hit "We Found Love" is set to perform at her charity event in New York next month.Rihanna said Wednesday that Scottish DJ-producer Calvin Harris will join fellow performer Kendrick Lamar and host Dave Chappelle on Sept. 14 for her third Diamond Ball.

For a lucky Canadian woman, this is no garden-variety 1-carrot diamond ring. Mary Grams lost the engagement ring in 2004 while pulling weeds and thought it was gone for good, according to the Canadian Broadcasting Corp. Before she had a chance to look for it, her son Brian called out that he needed a ride...